main:mail.o read_mail.o
	gcc -l pthread mail.o read_mail.o -o main
mail.o:head.h mail.c
	gcc -c mail.c
	@echo "configure mail.c"
read_mail.o:head.h read_mail.c
	gcc -c read_mail.c
	@echo "configure read_mail.c"
clean:
	@echo "clean project"
	-rm *.o
	@echo "over"
.PHONY:clean
